/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.8 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 08:32:21,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 08:32:21,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 08:32:21,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 08:32:21,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 08:32:21,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 08:32:21,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 08:32:21,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 08:32:21,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 08:32:21,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 08:32:21,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 08:32:21,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 08:32:21,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 08:32:21,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 08:32:21,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 08:32:21,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 08:32:21,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 08:32:21,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 08:32:21,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 08:32:21,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 08:32:21,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 08:32:21,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 08:32:21,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 08:32:21,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 08:32:21,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 08:32:21,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 08:32:21,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 08:32:21,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 08:32:21,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 08:32:21,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 08:32:21,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 08:32:21,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 08:32:21,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 08:32:21,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 08:32:21,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 08:32:21,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 08:32:21,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 08:32:21,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 08:32:21,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 08:32:21,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 08:32:21,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 08:32:21,501 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-09-25 08:32:21,551 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 08:32:21,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 08:32:21,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 08:32:21,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 08:32:21,554 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 08:32:21,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 08:32:21,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 08:32:21,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 08:32:21,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 08:32:21,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 08:32:21,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 08:32:21,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 08:32:21,557 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 08:32:21,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 08:32:21,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 08:32:21,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 08:32:21,558 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 08:32:21,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 08:32:21,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 08:32:21,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 08:32:21,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 08:32:21,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 08:32:21,560 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 08:32:21,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 08:32:21,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 08:32:21,560 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 08:32:21,560 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 08:32:21,561 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.8;log-additional-information=true; [2020-09-25 08:32:22,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 08:32:22,127 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 08:32:22,131 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 08:32:22,134 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 08:32:22,134 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 08:32:22,135 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-25 08:32:22,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/381de3c34/dd417725c1744d84a1e23850e494cc27/FLAG3347af059 [2020-09-25 08:32:23,157 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 08:32:23,159 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-25 08:32:23,215 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/381de3c34/dd417725c1744d84a1e23850e494cc27/FLAG3347af059 [2020-09-25 08:32:23,615 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/381de3c34/dd417725c1744d84a1e23850e494cc27 [2020-09-25 08:32:23,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 08:32:23,635 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 08:32:23,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 08:32:23,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 08:32:23,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 08:32:23,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 08:32:23" (1/1) ... [2020-09-25 08:32:23,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78985504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:32:23, skipping insertion in model container [2020-09-25 08:32:23,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 08:32:23" (1/1) ... [2020-09-25 08:32:23,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 08:32:23,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 08:32:25,201 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 08:32:25,243 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 08:32:25,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 08:32:25,508 INFO L208 MainTranslator]: Completed translation [2020-09-25 08:32:25,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:32:25 WrapperNode [2020-09-25 08:32:25,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 08:32:25,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 08:32:25,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 08:32:25,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 08:32:25,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:32:25" (1/1) ... [2020-09-25 08:32:25,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:32:25" (1/1) ... [2020-09-25 08:32:25,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:32:25" (1/1) ... [2020-09-25 08:32:25,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:32:25" (1/1) ... [2020-09-25 08:32:25,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:32:25" (1/1) ... [2020-09-25 08:32:25,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:32:25" (1/1) ... [2020-09-25 08:32:25,675 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:32:25" (1/1) ... [2020-09-25 08:32:25,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 08:32:25,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 08:32:25,710 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 08:32:25,710 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 08:32:25,712 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:32:25" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 08:32:25,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 08:32:25,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 08:32:25,837 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-25 08:32:25,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-25 08:32:25,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-09-25 08:32:25,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-09-25 08:32:25,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-09-25 08:32:25,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-09-25 08:32:25,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-09-25 08:32:25,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-09-25 08:32:25,842 INFO L138 BoogieDeclarations]: Found implementation of procedure always_connected [2020-09-25 08:32:25,843 INFO L138 BoogieDeclarations]: Found implementation of procedure m5632_recover [2020-09-25 08:32:25,843 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_prereset [2020-09-25 08:32:25,843 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_postreset [2020-09-25 08:32:25,843 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_init [2020-09-25 08:32:25,844 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_exit [2020-09-25 08:32:25,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-09-25 08:32:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 08:32:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2020-09-25 08:32:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2020-09-25 08:32:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2020-09-25 08:32:25,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2020-09-25 08:32:25,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-09-25 08:32:25,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2020-09-25 08:32:25,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2020-09-25 08:32:25,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_12 [2020-09-25 08:32:25,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_13 [2020-09-25 08:32:25,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2020-09-25 08:32:25,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2020-09-25 08:32:25,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-25 08:32:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-09-25 08:32:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-25 08:32:25,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-25 08:32:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-25 08:32:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-25 08:32:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-09-25 08:32:25,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-09-25 08:32:25,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2020-09-25 08:32:25,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-09-25 08:32:25,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-09-25 08:32:25,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-09-25 08:32:25,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-09-25 08:32:25,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-09-25 08:32:25,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-09-25 08:32:25,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-09-25 08:32:25,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-09-25 08:32:25,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-09-25 08:32:25,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-09-25 08:32:25,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-09-25 08:32:25,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-09-25 08:32:25,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-25 08:32:25,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-09-25 08:32:25,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-09-25 08:32:25,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2020-09-25 08:32:25,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2020-09-25 08:32:25,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2020-09-25 08:32:25,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2020-09-25 08:32:25,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-25 08:32:25,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-25 08:32:25,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-09-25 08:32:25,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-09-25 08:32:25,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-25 08:32:25,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-25 08:32:25,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-09-25 08:32:25,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2020-09-25 08:32:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2020-09-25 08:32:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-09-25 08:32:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2020-09-25 08:32:25,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev [2020-09-25 08:32:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev [2020-09-25 08:32:25,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2020-09-25 08:32:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev [2020-09-25 08:32:25,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-09-25 08:32:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev [2020-09-25 08:32:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev [2020-09-25 08:32:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev [2020-09-25 08:32:25,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev [2020-09-25 08:32:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev [2020-09-25 08:32:25,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev [2020-09-25 08:32:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-25 08:32:25,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2020-09-25 08:32:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-25 08:32:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2020-09-25 08:32:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-09-25 08:32:25,871 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-09-25 08:32:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-09-25 08:32:25,872 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-09-25 08:32:25,873 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-09-25 08:32:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-09-25 08:32:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2020-09-25 08:32:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2020-09-25 08:32:25,874 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2020-09-25 08:32:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2020-09-25 08:32:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-25 08:32:25,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-09-25 08:32:25,876 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-09-25 08:32:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 08:32:25,876 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-09-25 08:32:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-09-25 08:32:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2020-09-25 08:32:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-09-25 08:32:25,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2020-09-25 08:32:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-09-25 08:32:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2020-09-25 08:32:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 08:32:25,878 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-09-25 08:32:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 08:32:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-09-25 08:32:25,879 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 08:32:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-25 08:32:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-25 08:32:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 08:32:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-25 08:32:25,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-09-25 08:32:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-09-25 08:32:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-09-25 08:32:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-09-25 08:32:25,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-09-25 08:32:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-09-25 08:32:25,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-09-25 08:32:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2020-09-25 08:32:25,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_13 [2020-09-25 08:32:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-09-25 08:32:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2020-09-25 08:32:25,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2020-09-25 08:32:25,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2020-09-25 08:32:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2020-09-25 08:32:25,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-09-25 08:32:25,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-09-25 08:32:25,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-09-25 08:32:25,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-09-25 08:32:25,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-09-25 08:32:25,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-09-25 08:32:25,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev [2020-09-25 08:32:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev [2020-09-25 08:32:25,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-09-25 08:32:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_12 [2020-09-25 08:32:25,896 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-09-25 08:32:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-09-25 08:32:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2020-09-25 08:32:25,897 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-09-25 08:32:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2020-09-25 08:32:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2020-09-25 08:32:25,898 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2020-09-25 08:32:25,899 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2020-09-25 08:32:25,906 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2020-09-25 08:32:25,907 INFO L130 BoogieDeclarations]: Found specification of procedure always_connected [2020-09-25 08:32:25,908 INFO L130 BoogieDeclarations]: Found specification of procedure m5632_recover [2020-09-25 08:32:25,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 08:32:25,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 08:32:25,909 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_prereset [2020-09-25 08:32:25,909 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_postreset [2020-09-25 08:32:25,910 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_init [2020-09-25 08:32:25,910 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_exit [2020-09-25 08:32:25,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-25 08:32:25,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2020-09-25 08:32:25,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-25 08:32:25,911 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 08:32:25,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 08:32:25,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 08:32:25,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-25 08:32:25,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-09-25 08:32:25,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-25 08:32:25,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-25 08:32:25,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-25 08:32:25,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-25 08:32:25,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-09-25 08:32:25,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-09-25 08:32:25,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-09-25 08:32:25,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-09-25 08:32:25,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-09-25 08:32:25,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-09-25 08:32:25,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-09-25 08:32:25,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-09-25 08:32:25,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-09-25 08:32:25,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-09-25 08:32:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-09-25 08:32:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-09-25 08:32:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-25 08:32:25,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-09-25 08:32:25,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2020-09-25 08:32:25,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2020-09-25 08:32:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2020-09-25 08:32:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2020-09-25 08:32:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-25 08:32:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-25 08:32:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-25 08:32:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-25 08:32:25,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2020-09-25 08:32:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2020-09-25 08:32:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-09-25 08:32:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2020-09-25 08:32:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev [2020-09-25 08:32:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev [2020-09-25 08:32:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2020-09-25 08:32:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev [2020-09-25 08:32:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-09-25 08:32:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev [2020-09-25 08:32:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev [2020-09-25 08:32:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev [2020-09-25 08:32:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev [2020-09-25 08:32:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 08:32:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-25 08:32:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 08:32:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 08:32:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-25 08:32:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 08:32:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 08:32:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 08:32:26,731 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-09-25 08:32:28,688 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 08:32:28,688 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-25 08:32:28,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 08:32:28 BoogieIcfgContainer [2020-09-25 08:32:28,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 08:32:28,706 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 08:32:28,706 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 08:32:28,710 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 08:32:28,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 08:32:23" (1/3) ... [2020-09-25 08:32:28,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1de64b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 08:32:28, skipping insertion in model container [2020-09-25 08:32:28,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 08:32:25" (2/3) ... [2020-09-25 08:32:28,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1de64b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 08:32:28, skipping insertion in model container [2020-09-25 08:32:28,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 08:32:28" (3/3) ... [2020-09-25 08:32:28,714 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-09-25 08:32:28,726 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 08:32:28,738 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 08:32:28,761 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 08:32:28,797 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 08:32:28,797 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 08:32:28,797 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 08:32:28,797 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 08:32:28,797 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 08:32:28,798 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 08:32:28,798 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 08:32:28,798 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 08:32:28,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states. [2020-09-25 08:32:28,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 852 [2020-09-25 08:32:28,954 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 08:32:28,957 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 08:32:28,957 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 08:32:28,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 08:32:28,966 INFO L82 PathProgramCache]: Analyzing trace with hash 942058458, now seen corresponding path program 1 times [2020-09-25 08:32:28,978 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 08:32:28,978 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1283177151] [2020-09-25 08:32:28,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 08:32:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:30,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:33,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:35,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:35,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 910 [2020-09-25 08:32:35,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 08:32:35,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5139 [2020-09-25 08:32:35,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:35,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:35,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:32:35,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 634 [2020-09-25 08:32:35,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 272 [2020-09-25 08:32:35,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-09-25 08:32:36,326 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-25 08:32:36,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 08:32:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:36,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:38,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:38,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 640 [2020-09-25 08:32:38,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:38,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1408 [2020-09-25 08:32:38,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:38,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:38,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:32:38,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:38,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 630 [2020-09-25 08:32:38,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:38,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2020-09-25 08:32:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:38,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:39,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:39,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 08:32:39,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:39,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 129 [2020-09-25 08:32:39,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:39,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:39,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:32:39,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:39,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 08:32:39,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:39,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:32:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:39,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:39,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:39,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:32:39,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:39,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-25 08:32:39,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:39,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:39,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:39,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:39,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:39,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:39,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 08:32:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:39,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:39,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:39,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:32:39,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:39,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-25 08:32:39,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:39,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:39,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:39,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2020-09-25 08:32:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:39,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:39,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:39,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 08:32:39,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:39,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 144 [2020-09-25 08:32:39,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:39,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:39,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:32:39,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:39,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 08:32:39,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:39,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:32:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:39,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:39,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:39,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:32:39,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:39,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 08:32:39,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:39,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:39,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:39,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:39,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:39,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:39,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 08:32:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:39,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:39,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:39,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:32:39,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:39,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 08:32:39,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:39,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:39,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:39,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:39,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:39,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:39,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2020-09-25 08:32:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:39,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:39,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:39,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 08:32:39,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:39,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 127 [2020-09-25 08:32:39,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:39,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:39,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:32:39,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:39,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 08:32:39,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:39,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:32:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:39,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:39,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:39,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:32:39,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:39,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-25 08:32:39,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:39,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:39,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:39,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:39,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:39,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:39,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 08:32:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:39,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:39,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:39,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:32:39,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:39,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-09-25 08:32:39,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:39,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:39,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:39,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:39,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:39,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:39,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2020-09-25 08:32:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:39,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:39,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:39,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 08:32:39,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:39,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-09-25 08:32:39,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:39,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:39,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:32:39,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:39,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 08:32:39,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:40,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:32:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:40,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:40,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:40,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:32:40,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:40,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-25 08:32:40,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:40,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:40,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:40,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:40,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:40,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 08:32:40,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 08:32:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:40,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:40,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:40,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:32:40,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:40,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-25 08:32:40,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:40,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:40,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:40,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:40,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:40,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:40,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-09-25 08:32:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:40,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:40,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:40,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 08:32:40,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:40,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-09-25 08:32:40,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:40,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:40,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:32:40,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:40,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 08:32:40,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:40,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:32:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:40,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:40,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:40,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:32:40,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:40,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-25 08:32:40,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:40,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:40,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:40,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:40,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:40,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 08:32:40,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 08:32:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:40,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:40,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:40,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:32:40,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:40,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-09-25 08:32:40,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:40,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:40,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:40,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:40,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:40,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:40,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2020-09-25 08:32:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:40,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:40,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:40,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 08:32:40,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:40,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-09-25 08:32:40,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:40,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:40,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:32:40,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:40,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 08:32:40,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:40,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:32:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:40,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:40,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:40,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:32:40,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:40,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-25 08:32:40,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:40,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:40,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:40,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:40,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:40,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:40,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 08:32:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:40,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:40,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:40,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:32:40,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:40,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-25 08:32:40,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:40,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:40,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:40,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:40,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:40,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:40,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2020-09-25 08:32:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:40,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:40,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:40,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 08:32:40,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:40,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-09-25 08:32:40,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:40,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:40,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:32:40,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:40,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 08:32:40,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 08:32:40,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2020-09-25 08:32:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:40,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:40,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:41,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:41,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 08:32:41,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 08:32:41,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 423 [2020-09-25 08:32:41,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:41,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:41,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:32:41,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:41,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 08:32:41,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 08:32:41,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:32:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:41,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:41,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:41,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:32:41,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:41,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-09-25 08:32:41,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:41,415 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:41,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:41,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:41,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:41,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 08:32:41,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2020-09-25 08:32:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:41,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:41,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:41,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 08:32:41,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:41,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-09-25 08:32:41,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:41,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:41,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:32:41,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:41,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 08:32:41,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:41,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 08:32:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:41,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:41,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:41,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 08:32:41,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:41,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-09-25 08:32:41,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:41,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:41,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:41,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:41,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:41,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:41,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 08:32:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:41,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:41,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:41,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:32:41,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:32:41,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-09-25 08:32:41,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:41,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:41,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:32:41,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:32:41,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:32:41,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:42,670 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-09-25 08:32:42,671 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1283177151] [2020-09-25 08:32:42,673 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 08:32:42,673 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 08:32:42,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406585054] [2020-09-25 08:32:42,684 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 08:32:42,685 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 08:32:42,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 08:32:42,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 08:32:42,706 INFO L87 Difference]: Start difference. First operand 1443 states. Second operand 8 states. [2020-09-25 08:32:43,299 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-25 08:32:48,471 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-25 08:32:49,124 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-25 08:32:50,112 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 237 [2020-09-25 08:32:52,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 08:32:52,650 INFO L93 Difference]: Finished difference Result 1583 states and 1762 transitions. [2020-09-25 08:32:52,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-25 08:32:52,660 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 851 [2020-09-25 08:32:52,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 08:32:52,704 INFO L225 Difference]: With dead ends: 1583 [2020-09-25 08:32:52,704 INFO L226 Difference]: Without dead ends: 1113 [2020-09-25 08:32:52,713 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2020-09-25 08:32:52,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1113 states. [2020-09-25 08:32:52,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1113 to 1085. [2020-09-25 08:32:52,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1085 states. [2020-09-25 08:32:52,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1146 transitions. [2020-09-25 08:32:52,885 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1146 transitions. Word has length 851 [2020-09-25 08:32:52,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 08:32:52,887 INFO L479 AbstractCegarLoop]: Abstraction has 1085 states and 1146 transitions. [2020-09-25 08:32:52,887 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 08:32:52,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1146 transitions. [2020-09-25 08:32:52,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2020-09-25 08:32:52,919 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 08:32:52,920 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 08:32:52,921 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 08:32:52,921 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 08:32:52,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 08:32:52,921 INFO L82 PathProgramCache]: Analyzing trace with hash -861147461, now seen corresponding path program 1 times [2020-09-25 08:32:52,922 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 08:32:52,922 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1428988970] [2020-09-25 08:32:52,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 08:32:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:32:53,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:55,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:56,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:32:58,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:32:58,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 911 [2020-09-25 08:32:58,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 08:32:58,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5252 [2020-09-25 08:32:58,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:32:58,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:32:58,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:32:58,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 635 [2020-09-25 08:32:58,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 272 [2020-09-25 08:32:58,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:32:59,579 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification that was a NOOP. DAG size: 232 [2020-09-25 08:32:59,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 08:32:59,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:00,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:00,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:00,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 640 [2020-09-25 08:33:00,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:00,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1161 [2020-09-25 08:33:00,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:00,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:00,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:33:00,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:00,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 631 [2020-09-25 08:33:00,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:01,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2020-09-25 08:33:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:01,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:01,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:01,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 08:33:01,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:01,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-09-25 08:33:01,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:01,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:01,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:33:01,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:01,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 08:33:01,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:01,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:33:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:01,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:01,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:01,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:33:01,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:01,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-25 08:33:01,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:01,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:01,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:01,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:01,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:01,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:01,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 08:33:01,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:01,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:01,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:01,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:33:01,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:01,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 08:33:01,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:01,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:01,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:01,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:01,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:01,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:01,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2020-09-25 08:33:01,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:01,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:01,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:01,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 08:33:01,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:01,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-09-25 08:33:01,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:01,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:01,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:33:01,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:01,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 08:33:01,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 08:33:01,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:33:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:01,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:01,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:01,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:33:01,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:01,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-25 08:33:01,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:01,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:01,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:01,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:01,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:01,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:01,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 08:33:01,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:01,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:01,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:01,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:33:01,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:01,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-09-25 08:33:01,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:01,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:01,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:01,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:01,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:01,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:02,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2020-09-25 08:33:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:02,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:02,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:02,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 08:33:02,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:02,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-09-25 08:33:02,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:02,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:02,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:33:02,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:02,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 08:33:02,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:02,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:33:02,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:02,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:02,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:02,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:33:02,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:02,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-25 08:33:02,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:02,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:02,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:02,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:02,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:02,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:02,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 08:33:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:02,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:02,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:02,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:33:02,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:02,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-25 08:33:02,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:02,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:02,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:02,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:02,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:02,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:02,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 723 [2020-09-25 08:33:02,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:02,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:02,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:02,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 08:33:02,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:02,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-09-25 08:33:02,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:02,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:02,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:33:02,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:02,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 08:33:02,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:02,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:33:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:02,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:02,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:02,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:33:02,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:02,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-25 08:33:02,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:02,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:02,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:02,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:02,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:02,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:02,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 08:33:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:02,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:02,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:02,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:33:02,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:02,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 08:33:02,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:02,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:02,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:02,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:02,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:02,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:02,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2020-09-25 08:33:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:02,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:02,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:02,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 08:33:02,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:02,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-09-25 08:33:02,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:02,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:02,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:33:02,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:02,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 08:33:02,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:02,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:33:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:02,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:02,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:02,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:33:02,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:02,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 08:33:02,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:02,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:02,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:02,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:02,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:02,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:02,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 08:33:02,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:02,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:02,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:02,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:33:02,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:02,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-09-25 08:33:02,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:02,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:02,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:02,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:02,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:02,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:02,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 767 [2020-09-25 08:33:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:02,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:02,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:02,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-09-25 08:33:02,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:02,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-09-25 08:33:02,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:02,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:02,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:33:02,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:02,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-09-25 08:33:02,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:02,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:33:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:02,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:02,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:02,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:33:02,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:02,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-25 08:33:02,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:02,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:02,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:02,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:02,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:02,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:02,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-09-25 08:33:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:02,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:02,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:02,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:33:02,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:02,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-25 08:33:02,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:02,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:02,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:02,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:02,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:02,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:02,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 789 [2020-09-25 08:33:02,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:02,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:02,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:02,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 08:33:02,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:02,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-25 08:33:02,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:02,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:02,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:33:02,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:02,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 08:33:02,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:03,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2020-09-25 08:33:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:03,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:03,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:03,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:03,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 08:33:03,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 08:33:03,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 256 [2020-09-25 08:33:03,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:03,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:03,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:33:03,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:03,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 08:33:03,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:03,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 08:33:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:03,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:03,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:03,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 08:33:03,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:03,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-25 08:33:03,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:03,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:03,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:03,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:03,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:03,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:03,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 834 [2020-09-25 08:33:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:03,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:03,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:03,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 08:33:03,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:03,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-09-25 08:33:03,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:03,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:03,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 08:33:03,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:03,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 08:33:03,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:03,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 08:33:03,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:03,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:03,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:03,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-25 08:33:03,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:03,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 08:33:03,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:03,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:03,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:03,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:03,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:03,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:03,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 08:33:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 08:33:03,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 08:33:03,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 08:33:03,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 08:33:03,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 08:33:03,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-25 08:33:03,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 08:33:03,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.8 [2020-09-25 08:33:03,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 08:33:03,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 08:33:03,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 08:33:03,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 08:33:04,065 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-09-25 08:33:04,066 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1428988970] [2020-09-25 08:33:04,066 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 08:33:04,066 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 08:33:04,066 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284806433] [2020-09-25 08:33:04,069 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 08:33:04,069 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 08:33:04,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 08:33:04,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 08:33:04,070 INFO L87 Difference]: Start difference. First operand 1085 states and 1146 transitions. Second operand 8 states. [2020-09-25 08:33:04,495 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-09-25 08:33:07,750 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2020-09-25 08:33:08,416 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 234 [2020-09-25 08:33:09,336 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 237